Danfoss VLT Series Operating Instructions Manual

Also see for VLT series: Service manual Installation guide Operating instructions Operating instructions Service manual

Danfoss VLT Series Operating Instructions Manual Manual pdf 10 page image

How to add the MCO 102 option:• The power to the frequency converter must be disconnected.• The power to the live part connections on relay terminals must be disconnected.• Remove the LCP, the terminal cover and the cradle from the FC 202.• Fit the MCO 102 option in slot B.• Connect the control cables and relief the cables by the enclosed cable strips.• Various systems must not be mixed.• Fit the extended cradle and terminal cover.• Replace the LCP• Connect power to the frequency converter.The VLT Advanced Cascade Control Card MCO 102 option is exclusively intended for use in option slot C1. The mounting position of C1 options is shownin the drawing below.Wiring the Terminals:8 relays 7 digital inputsTable 1.1: Advanced Cascade Controller MCO 102 terminal connectionsSome items are needed for the installation of a C-option mounting kit (depending on the enclosure):Type Description Ordering numberOptions:MCF 105 Mounting Kit frame size A2 and A3 (40mm for one COption)130B7530MCF 105 Mounting Kit Frame size A5 130B7532MCF 105 Mounting Kit Frame size B,C,D,E ,F1 and F3 (Except B3) 130B7533MCF 105 Mounting Kit frame size B3 (40mm for one C Option) 130B1413Accessory Bag:MCO 102 Accessory Bag 130B01521.4 Supported ConfigurationsThe Extended- and Advanced Cascade Controller support a variety of different pump and Drive configurations. All of these configurations must have atleast one variable speed pump, controlled by a VLT AQUA Drive, with the Extended- and Advanced Cascade Controller option card installed. They supportfrom 1 to 8 additional pumps each connected to either a Danfoss VLT Drive with Master / Follower or to mains through a contactor or soft starter for adirect online system.When setting-up the system, it is necessary to create a hardware configuration, which communicate to the Master, how many pumps and drives areconnected. The necessary hardware is explained in the following hardware configuration examples.The following describes the features and how to use the extended cascade by means of parameters in group 27:1 Extended and Advanced Cascade ControllerOption VLT® Operating Instructions10 MI.38.C3.02 - VLT® is a registered Danfoss trademark1